Home / 276,963,330.60-415,444,995.90-115,384,271.40

Finding the Fourth Proportional to 276,963,330.60, 415,444,995.90 and 115,384,271.40

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Solution

The fourth proportional to 276,963,330.60, 415,444,995.90 and 115,384,271.40 is: 173,076,407.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,963,330.60 : 415,444,995.90 = 115,384,271.40 : x
  2. Step 2: Convert to fraction form
    276,963,330.60/415,444,995.90 = 115,384,271.40/x
  3. Step 3: Cross multiply
    276,963,330.60x = 415,444,995.90 × 115,384,271.40
  4. Step 4: Simplify right side
    276,963,330.60x = 47,935,818,158,697,488
  5. Step 5: Solve for x
    x = 47,935,818,158,697,488/276,963,330.60
  6. Step 6: Final answer
    x = 173,076,407.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.